Definition: You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.
Input: Question: Two-third of a positive number and 25/216 of its reciprocal are equal. The number is:

 Option A: 5/12

 Option B: 12/5

 Option C: 25/144

 Option D: 144/25

 Option E: 146/25

Option A